United States · 
Who invested in Prelert?
Prelert's investors include Sierra Ventures, Fairhaven Capital and Intel Capital.
2011201220132014
$3.8MSeries A$7.5MSeries B
United States · Series B startup
Who invested in Prelert
2 rounds we have observed, with the 3 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
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Funding summaryUpdated 31 Oct 2026
$11Mraised across 2 rounds since 2010, from 2 sources
$3.8MSeries A$7.5MSeries B
- Latest round
- Series B, $7.5MNov 2014
- Step-upi
- 2×
- Investors
- 3
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series A, $3.8M Sept 2010
- Biggest round
- $7.5M Series B · Nov 2014
- Between rounds
- 4.2 years from the last two
The rounds
- Nov 2014Series B$7.5M1 new2 returning
From a historical funding recordSEC filing: $7.6M sold, first sale Oct 2014
- Sept 2010Series A$3.8M2 new
Reported by prweb.comSEC filing: $3.8M sold, first sale Aug 2010
Founders and team
From the SEC filings it signed: 1 on the team.
- Mark JaffeExecutive Officer, Directori
On the board, as filediCornell FrenchDavid SchwabRichard GrinnellThomas Axbey
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Prelert
How much has Prelert raised?
Prelert has raised $11M across 2 rounds since 2010.
When did Prelert last raise?
Prelert's most recent round was a Series B of $7.5M in Nov 2014.
What was Prelert's biggest round?
Its most recent round, $7.5M in Nov 2014, is also its largest on record.
Who backed Prelert first?
Prelert's first round on record, in Sept 2010, was backed by Sierra Ventures and Fairhaven Capital.
What stage is Prelert at?
Prelert's latest named round is a Series B, in Nov 2014.
Where is Prelert based?
Prelert is based in the United States.
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